APA Style
Erhans, . (1997).
Ringkasan and Kumpulan Perintah DOS, Wordstar 7, Lotus, dBase III [plus] (ed. 1).
Surabaya:
Indah.
MLA Style
Erhans, .
"Ringkasan and Kumpulan Perintah DOS, Wordstar 7, Lotus, dBase III [plus]".
ed. 1
Surabaya:
Indah,
1997.
Text.